LOANS, LEASES, AND ALLOWANCE FOR CREDIT LOSSES (Summary of Financial Impact of Loan Modifications) (Details)	3 Months Ended	9 Months Ended
Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Financing Receivable, Allowance for Credit Losses [Line Items]
Weighted-average interest rate reduction (in percentage points)	0.30%	0.00%	0.80%	0.30%
Weighted-average term extension (in months)	7 months	7 months	12 months	11 months
Commercial:
Financing Receivable, Allowance for Credit Losses [Line Items]
Weighted-average interest rate reduction (in percentage points)	0.00%	0.00%	0.00%	0.00%
Weighted-average term extension (in months)	4 months	7 months	12 months	11 months
Commercial: \| Commercial and industrial
Financing Receivable, Allowance for Credit Losses [Line Items]
Weighted-average interest rate reduction (in percentage points)	0.00%	0.00%	0.00%	0.00%
Weighted-average term extension (in months)	5 months	8 months	12 months	10 months
Commercial: \| Owner-occupied
Financing Receivable, Allowance for Credit Losses [Line Items]
Weighted-average interest rate reduction (in percentage points)	0.00%	0.00%	0.00%	0.00%
Weighted-average term extension (in months)	4 months	3 months	10 months	19 months
Commercial real estate:
Financing Receivable, Allowance for Credit Losses [Line Items]
Weighted-average interest rate reduction (in percentage points)	0.30%	0.00%	0.80%	0.10%
Weighted-average term extension (in months)	9 months	8 months	13 months	12 months
Commercial real estate: \| Term
Financing Receivable, Allowance for Credit Losses [Line Items]
Weighted-average interest rate reduction (in percentage points)	0.30%	0.00%	0.80%	0.10%
Weighted-average term extension (in months)	10 months	8 months	13 months	12 months
Commercial real estate: \| Construction and land development
Financing Receivable, Allowance for Credit Losses [Line Items]
Weighted-average interest rate reduction (in percentage points)	0.00%	0.00%	0.00%	0.00%
Weighted-average term extension (in months)	3 months	3 months	6 months	8 months
Consumer:
Financing Receivable, Allowance for Credit Losses [Line Items]
Weighted-average interest rate reduction (in percentage points)		0.00%		2.40%
Weighted-average term extension (in months)		11 months		9 months
Consumer: \| 1-4 family residential
Financing Receivable, Allowance for Credit Losses [Line Items]
Weighted-average interest rate reduction (in percentage points)	0.00%	0.00%	3.10%	0.90%
Weighted-average term extension (in months)	0 months	11 months	19 months	7 months
Consumer: \| Home equity credit line
Financing Receivable, Allowance for Credit Losses [Line Items]
Weighted-average interest rate reduction (in percentage points)		0.00%		2.80%
Weighted-average term extension (in months)		0 months		43 months

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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